docs: def _restore_file_lmt(self):
          # type: (Descriptor) -> None
          """Restore file lmt for file
          :param Descriptor self: this
          """
          if not self._restore_file_properties.lmt or self._ase.lmt is None:
              return
          # timestamp() func is not available in py27
          ts = time.mktime(self._ase.lmt.timetuple())
          os.utime(str(self.final_path), (ts, ts))